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Finding the Fourth Proportional to 5,783.23, 7,981.61 and 3,265.99

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Solution

The fourth proportional to 5,783.23, 7,981.61 and 3,265.99 is: 4,507.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,783.23 : 7,981.61 = 3,265.99 : x
  2. Step 2: Convert to fraction form
    5,783.23/7,981.61 = 3,265.99/x
  3. Step 3: Cross multiply
    5,783.23x = 7,981.61 × 3,265.99
  4. Step 4: Simplify right side
    5,783.23x = 26,067,822.16
  5. Step 5: Solve for x
    x = 26,067,822.16/5,783.23
  6. Step 6: Final answer
    x = 4,507.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.